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Volume 32, Number 7—July 2026
Historical Review
Discovery of Cinchona as Antimalarial, Viceroyalty of Peru, Circa 1630
Figure 3

Figure 3. Presence of Cinchona in Loja, Ecuador, and Lima, Peru, and its use as powdered medicine. A) Herbarium file of Cinchona officinalis. Source: Museum and Cultural Center of Loja, Ecuador. B) Bottle labeled “quinine powder.” Source: Museum and Cultural Center of Loja, Ecuador. C) Pharmacy and medication preparation area. Source: Museum of the Barefoot, Franciscan Order, Lima, Peru. D) Bottle of quinine. Source: Museum of the Barefoot, Franciscan Order, Lima, Peru.
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